PT84017B - Processo de controlo da temperatura de polimerizacao - Google Patents
Processo de controlo da temperatura de polimerizacao Download PDFInfo
- Publication number
- PT84017B PT84017B PT84017A PT8401786A PT84017B PT 84017 B PT84017 B PT 84017B PT 84017 A PT84017 A PT 84017A PT 8401786 A PT8401786 A PT 8401786A PT 84017 B PT84017 B PT 84017B
- Authority
- PT
- Portugal
- Prior art keywords
- polymerization
- temperature
- reflux condenser
- control
- valve
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/04—Monomers containing three or four carbon atoms
- C08F110/06—Propene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
- B01J2219/00058—Temperature measurement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
- B01J2219/00058—Temperature measurement
- B01J2219/00063—Temperature measurement of the reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00191—Control algorithm
- B01J2219/00193—Sensing a parameter
- B01J2219/00195—Sensing a parameter of the reaction system
- B01J2219/002—Sensing a parameter of the reaction system inside the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00191—Control algorithm
- B01J2219/00211—Control algorithm comparing a sensed parameter with a pre-set value
- B01J2219/00213—Fixed parameter value
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00191—Control algorithm
- B01J2219/00211—Control algorithm comparing a sensed parameter with a pre-set value
- B01J2219/0022—Control algorithm comparing a sensed parameter with a pre-set value calculating difference
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00191—Control algorithm
- B01J2219/00222—Control algorithm taking actions
- B01J2219/00227—Control algorithm taking actions modifying the operating conditions
- B01J2219/00238—Control algorithm taking actions modifying the operating conditions of the heat exchange system
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/902—Monomer polymerized in bulk in presence of transition metal containing catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29528085A JPS62153303A (ja) | 1985-12-27 | 1985-12-27 | 重合温度の制御方法 |
JP60295281A JPS62153302A (ja) | 1985-12-27 | 1985-12-27 | 重合温度の制御方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
PT84017A PT84017A (en) | 1987-02-01 |
PT84017B true PT84017B (pt) | 1993-03-31 |
Family
ID=26560194
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT84017A PT84017B (pt) | 1985-12-27 | 1986-12-23 | Processo de controlo da temperatura de polimerizacao |
Country Status (13)
Country | Link |
---|---|
US (1) | US4742131A (fr) |
KR (1) | KR910005941B1 (fr) |
CN (1) | CN1008739B (fr) |
AU (1) | AU567021B2 (fr) |
BE (1) | BE906047A (fr) |
CA (1) | CA1257450A (fr) |
DE (1) | DE3643136A1 (fr) |
FI (1) | FI865036A (fr) |
FR (1) | FR2593507B1 (fr) |
GB (1) | GB2184736B (fr) |
IT (1) | IT1198251B (fr) |
NL (1) | NL190582C (fr) |
PT (1) | PT84017B (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2923383B2 (ja) * | 1991-10-01 | 1999-07-26 | 出光石油化学株式会社 | スチレン系重合体の製造方法 |
FI90474C (fi) * | 1991-05-30 | 1994-02-10 | Borealis Polymers Oy | Säätömenetelmä olefiinien polymeroinnissa käytetyn reaktorin lämpötilan säätämiseksi |
HUT70863A (en) * | 1992-05-29 | 1995-11-28 | Amoco Corp | Process for polymerization of alpha-olefines |
US5521392A (en) * | 1994-04-29 | 1996-05-28 | Efos Canada Inc. | Light cure system with closed loop control and work piece recording |
US5532487A (en) * | 1994-11-23 | 1996-07-02 | E. I. Du Pont De Nemours And Company | Near-infrared measurement and control of polyamide processes |
US6391484B1 (en) * | 1999-07-06 | 2002-05-21 | General Motors Corporation | Fuel processor temperature monitoring and control |
DE102005001768A1 (de) * | 2005-01-13 | 2006-07-20 | Vinnolit Gmbh & Co.Kg Profit-Center Vintec | Verfahren zur Polymerisation von vinylhaltigen Monomeren |
SG138525A1 (en) * | 2006-06-13 | 2008-01-28 | Sumitomo Chemical Co | Method for measuring concentration of propylene polymer slurry, and process for producing propylene polymer |
WO2013124627A1 (fr) * | 2012-02-22 | 2013-08-29 | Compactgtl Limited | Système et procédé de commande de la température d'un réacteur |
CN102633935B (zh) * | 2012-05-09 | 2014-03-12 | 中国天辰工程有限公司 | 一种san连续本体法生产工艺 |
US11486409B2 (en) | 2013-10-28 | 2022-11-01 | Wpt Llc | System and method for preventing total plant shutdown due to low temperature excursion |
US10274907B2 (en) * | 2013-10-28 | 2019-04-30 | Wpt Llc | System and method for preventing total plant shutdown due to low temperature excursion |
EP3374077B1 (fr) * | 2015-11-11 | 2023-07-12 | Fluitec Invest AG | Dispositif de mise en oeuvre d'une réaction chimique dans un procédé continu |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3013004A (en) * | 1957-09-12 | 1961-12-12 | Phillips Petroleum Co | Process for automatic control of polymerization reactions by measurement of coolant vapor volume and apparatus therefor |
DE1495145B2 (de) * | 1963-10-10 | 1971-05-06 | Badische Anilin & Soda Fabrik AG, 6700 Ludwigshafen | Verfahren zum abfuehren der reaktionswaerme bei der polymerisation in dispersion bzw loesung |
DE2038363B2 (de) * | 1970-08-01 | 1974-10-03 | Chemische Werke Huels Ag, 4370 Marl | Verfahren und Vorrichtung zum Kühlen von Polymerisationsansätzen |
DE2504659C3 (de) * | 1975-02-05 | 1988-02-11 | Hüls AG, 4370 Marl | Verfahren zum geregelten Abführen der Reaktionswärme bei Polymerisationsreaktionen in Dispersion bzw. Lösung |
US4024329A (en) * | 1975-07-03 | 1977-05-17 | The Dow Chemical Company | Method for removing heat from a chemical reaction |
JPS56110701A (en) * | 1980-02-07 | 1981-09-02 | Sumitomo Chem Co Ltd | Method and apparatus for removal of heat from polymerizer |
DE3123115A1 (de) * | 1981-06-11 | 1982-12-30 | Basf Ag, 6700 Ludwigshafen | Verfahren zum herstellen von homopolymerisaten oder copolymerisaten des propylens |
JPS58201801A (ja) * | 1982-02-01 | 1983-11-24 | Japan Synthetic Rubber Co Ltd | 重合反応熱の除熱方法 |
US4491924A (en) * | 1982-04-22 | 1985-01-01 | The Babcock & Wilcox Company | Olefin oxidation reactor temperature control |
US4488239A (en) * | 1982-04-22 | 1984-12-11 | The Babcock & Wilcox Company | Temperature control system for olefin oxidation reactor |
IN160886B (fr) * | 1983-04-25 | 1987-08-15 | Babcock & Wilcox Co | |
JPS6053513A (ja) * | 1983-09-01 | 1985-03-27 | Kuraray Co Ltd | エチレン−酢酸ビニル共重合体の連続製造法 |
JPS60248702A (ja) * | 1984-05-24 | 1985-12-09 | Mitsubishi Rayon Co Ltd | 重合反応制御方法および装置 |
-
1986
- 1986-12-09 US US06/939,690 patent/US4742131A/en not_active Expired - Lifetime
- 1986-12-10 AU AU66394/86A patent/AU567021B2/en not_active Ceased
- 1986-12-10 FI FI865036A patent/FI865036A/fi not_active Application Discontinuation
- 1986-12-11 GB GB8629668A patent/GB2184736B/en not_active Expired - Fee Related
- 1986-12-15 NL NL8603181A patent/NL190582C/xx not_active IP Right Cessation
- 1986-12-17 DE DE19863643136 patent/DE3643136A1/de active Granted
- 1986-12-18 CA CA000525762A patent/CA1257450A/fr not_active Expired
- 1986-12-23 FR FR868618074A patent/FR2593507B1/fr not_active Expired - Fee Related
- 1986-12-23 PT PT84017A patent/PT84017B/pt not_active IP Right Cessation
- 1986-12-23 IT IT22855/86A patent/IT1198251B/it active
- 1986-12-24 CN CN86108822A patent/CN1008739B/zh not_active Expired
- 1986-12-24 BE BE0/217605A patent/BE906047A/fr not_active IP Right Cessation
- 1986-12-27 KR KR1019860011336A patent/KR910005941B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1257450A (fr) | 1989-07-11 |
IT1198251B (it) | 1988-12-21 |
KR910005941B1 (ko) | 1991-08-09 |
NL190582C (nl) | 1994-05-02 |
AU6639486A (en) | 1987-07-16 |
US4742131A (en) | 1988-05-03 |
DE3643136A1 (de) | 1987-07-02 |
GB8629668D0 (en) | 1987-01-21 |
DE3643136C2 (fr) | 1992-04-30 |
IT8622855A0 (it) | 1986-12-23 |
FI865036A (fi) | 1987-06-28 |
FR2593507B1 (fr) | 1991-02-01 |
NL190582B (nl) | 1993-12-01 |
FR2593507A1 (fr) | 1987-07-31 |
GB2184736A (en) | 1987-07-01 |
CN1008739B (zh) | 1990-07-11 |
CN86108822A (zh) | 1987-07-01 |
BE906047A (fr) | 1987-04-16 |
PT84017A (en) | 1987-02-01 |
NL8603181A (nl) | 1987-07-16 |
FI865036A0 (fi) | 1986-12-10 |
AU567021B2 (en) | 1987-11-05 |
KR870006089A (ko) | 1987-07-09 |
GB2184736B (en) | 1990-01-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
PT84017B (pt) | Processo de controlo da temperatura de polimerizacao | |
Folie et al. | Phase equilibria in high-pressure polyethylene technology | |
ES2405556T3 (es) | Métodos para determinación en línea del grado de pegajosidad de una resina utilizando un modelo para depresión de la temperatura de iniciación de la fusión | |
Chylla et al. | Temperature control of semibatch polymerization reactors | |
Embirucu et al. | A survey of advanced control of polymerization reactors | |
KR20010022316A (ko) | 기체상 중합반응의 조절방법 | |
BRPI0722416A2 (pt) | processo de polimerizaÇço de fase de pasta | |
McAuley et al. | Effects of operating conditions on stability of gas‐phase polyethylene reactors | |
BRPI0518667B1 (pt) | processo compreendendo polimerizar um monômero de olefina opcionalmente junto com um co-monômero de olefina e reatores circulatórios de uma construção tubular contínua compreendendo pelo menos duas seções horizontais e pelo menos duas seções verticais" | |
US3998995A (en) | Polymerization method and apparatus | |
CN108106968B (zh) | 控制聚合反应器的系统 | |
BR9906019B1 (pt) | processo para a polimerização e copolimerização de monÈmeros olefìnicos em reatores fase gás. | |
WO2009010513A2 (fr) | Procédé de séparation d'un courant d'alimentation contenant des hydrocarbures | |
US6162879A (en) | Continuous process for polymerizing a vinyl monomer | |
PT2207817E (pt) | Bloqueio reduzido durante a transferência de um produto polímero de um reactor para outro | |
US6753387B1 (en) | Temperature controlling system for olefin polymerization reactors | |
US4050901A (en) | Cooling unit for large polymerization vessels | |
JPS62153303A (ja) | 重合温度の制御方法 | |
Chartrand et al. | The optimization of the catalytic oxidation of sulphur dioxide in a multi‐bed adiabatic reactor | |
JPS62153302A (ja) | 重合温度の制御方法 | |
ALTINTEN et al. | Tracking performance of control methods | |
JPH0542442B2 (fr) | ||
TH32430B (th) | กรรมวิธีสำหรับการพอลิเมอไรซ์ มอนอเมอร์ ในฐานฟลูอิไดซ์ | |
JPH029841Y2 (fr) | ||
Happel et al. | Gas Flow and Pressure Drop through Moving Beds |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG3A | Patent granted, date of granting |
Effective date: 19920922 |
|
MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19940331 |